EditorialA red urchin, right, with purple urchins during a removal event in Albion Cove in Little River, Calif., July 21, 2018. (Gabriella Angotti-Jones/The New York Times)
EditorialMichael Doall, shellfish specialist at the School of Marine and Atmospheric Sciences at Stony Brook University, with kelp at the SUNY Maritime campus in the Bronx, May 2, 2022. (Johnny Milano/The New York Times)